{
    "$schema": "http://json-schema.org/schema#",
    "title": "JSON schema for the phosphor-regulators config file",
    "$id": "https://github.com/openbmc/phosphor-power/tree/master/phosphor-regulators/schema/config_schema.json",
    "description": "This schema describes the JSON format for the phosphor-regulators configuration file.",
    "type": "object",
    "properties": {
        "comments": { "$ref": "#/definitions/comments" },
        "rules": { "$ref": "#/definitions/rules" },
        "chassis": { "$ref": "#/definitions/chassis" }
    },
    "required": ["chassis"],
    "additionalProperties": false,
    "definitions": {
        "rule": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "id": { "$ref": "#/definitions/id" },
                "actions": { "$ref": "#/definitions/actions" }
            },
            "required": ["id", "actions"],
            "additionalProperties": false
        },

        "rules": {
            "type": "array",
            "items": { "$ref": "#/definitions/rule" },
            "minItems": 1
        },

        "comments": {
            "type": "array",
            "items": { "type": "string" },
            "minItems": 1
        },

        "id": {
            "type": "string",
            "pattern": "^[A-Za-z0-9_]+$"
        },

        "action": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "and": { "$ref": "#/definitions/actions" },
                "compare_presence": {
                    "$ref": "#/definitions/compare_presence"
                },
                "compare_vpd": { "$ref": "#/definitions/compare_vpd" },
                "i2c_capture_bytes": {
                    "$ref": "#/definitions/i2c_capture_bytes"
                },
                "i2c_compare_bit": { "$ref": "#/definitions/i2c_bit" },
                "i2c_compare_byte": { "$ref": "#/definitions/i2c_byte" },
                "i2c_compare_bytes": { "$ref": "#/definitions/i2c_bytes" },
                "i2c_write_bit": { "$ref": "#/definitions/i2c_bit" },
                "i2c_write_byte": { "$ref": "#/definitions/i2c_byte" },
                "i2c_write_bytes": { "$ref": "#/definitions/i2c_bytes" },
                "if": { "$ref": "#/definitions/if" },
                "log_phase_fault": { "$ref": "#/definitions/log_phase_fault" },
                "not": { "$ref": "#/definitions/action" },
                "or": { "$ref": "#/definitions/actions" },
                "pmbus_read_sensor": {
                    "$ref": "#/definitions/pmbus_read_sensor"
                },
                "pmbus_write_vout_command": {
                    "$ref": "#/definitions/pmbus_write_vout_command"
                },
                "run_rule": { "$ref": "#/definitions/id" },
                "set_device": { "$ref": "#/definitions/id" }
            },
            "additionalProperties": false,
            "oneOf": [
                { "required": ["and"] },
                { "required": ["compare_presence"] },
                { "required": ["compare_vpd"] },
                { "required": ["i2c_capture_bytes"] },
                { "required": ["i2c_compare_bit"] },
                { "required": ["i2c_compare_byte"] },
                { "required": ["i2c_compare_bytes"] },
                { "required": ["i2c_write_bit"] },
                { "required": ["i2c_write_byte"] },
                { "required": ["i2c_write_bytes"] },
                { "required": ["if"] },
                { "required": ["log_phase_fault"] },
                { "required": ["not"] },
                { "required": ["or"] },
                { "required": ["pmbus_write_vout_command"] },
                { "required": ["pmbus_read_sensor"] },
                { "required": ["run_rule"] },
                { "required": ["set_device"] }
            ]
        },

        "actions": {
            "type": "array",
            "items": { "$ref": "#/definitions/action" },
            "minItems": 1
        },

        "compare_presence": {
            "type": "object",
            "properties": {
                "fru": { "$ref": "#/definitions/inventory_path" },
                "value": { "$ref": "#/definitions/boolean_value" }
            },
            "required": ["fru", "value"],
            "additionalProperties": false
        },

        "inventory_path": {
            "type": "string",
            "minLength": 1
        },

        "boolean_value": {
            "type": "boolean"
        },

        "compare_vpd": {
            "type": "object",
            "properties": {
                "fru": { "$ref": "#/definitions/inventory_path" },
                "keyword": { "$ref": "#/definitions/keyword" },
                "value": { "$ref": "#/definitions/string_value" },
                "byte_values": { "$ref": "#/definitions/byte_values_min0" }
            },
            "required": ["fru", "keyword"],
            "oneOf": [
                { "required": ["value"] },
                { "required": ["byte_values"] }
            ],
            "additionalProperties": false
        },

        "keyword": {
            "type": "string",
            "enum": ["CCIN", "Manufacturer", "Model", "PartNumber", "HW"]
        },

        "string_value": {
            "type": "string"
        },

        "i2c_capture_bytes": {
            "type": "object",
            "properties": {
                "register": { "$ref": "#/definitions/register" },
                "count": { "$ref": "#/definitions/byte_count" }
            },
            "required": ["register", "count"],
            "additionalProperties": false
        },

        "i2c_bit": {
            "type": "object",
            "properties": {
                "register": { "$ref": "#/definitions/register" },
                "position": { "$ref": "#/definitions/position" },
                "value": { "$ref": "#/definitions/bit_value" }
            },
            "required": ["register", "position", "value"],
            "additionalProperties": false
        },

        "register": {
            "type": "string",
            "pattern": "^0x[0-9A-Fa-f]{2}$"
        },

        "position": {
            "type": "integer",
            "minimum": 0,
            "maximum": 7
        },

        "bit_value": {
            "type": "integer",
            "minimum": 0,
            "maximum": 1
        },

        "i2c_byte": {
            "type": "object",
            "properties": {
                "register": { "$ref": "#/definitions/register" },
                "value": { "$ref": "#/definitions/byte_value" },
                "mask": { "$ref": "#/definitions/byte_mask" }
            },
            "required": ["register", "value"],
            "additionalProperties": false
        },

        "byte_value": {
            "type": "string",
            "pattern": "^0x[0-9A-Fa-f]{2}$"
        },

        "byte_mask": {
            "type": "string",
            "pattern": "^0x[0-9A-Fa-f]{2}$"
        },

        "byte_count": {
            "type": "integer",
            "minimum": 1
        },

        "i2c_bytes": {
            "type": "object",
            "properties": {
                "register": { "$ref": "#/definitions/register" },
                "values": { "$ref": "#/definitions/byte_values" },
                "masks": { "$ref": "#/definitions/byte_masks" }
            },
            "required": ["register", "values"],
            "additionalProperties": false
        },

        "byte_values": {
            "type": "array",
            "items": { "$ref": "#/definitions/byte_value" },
            "minItems": 1
        },

        "byte_values_min0": {
            "type": "array",
            "items": { "$ref": "#/definitions/byte_value" },
            "minItems": 0
        },

        "byte_masks": {
            "type": "array",
            "items": { "$ref": "#/definitions/byte_mask" },
            "minItems": 1
        },

        "if": {
            "type": "object",
            "properties": {
                "condition": { "$ref": "#/definitions/action" },
                "then": { "$ref": "#/definitions/actions" },
                "else": { "$ref": "#/definitions/actions" }
            },
            "required": ["condition", "then"],
            "additionalProperties": false
        },

        "log_phase_fault": {
            "type": "object",
            "properties": {
                "type": { "$ref": "#/definitions/phase_fault_type" }
            },
            "required": ["type"],
            "additionalProperties": false
        },

        "phase_fault_type": {
            "type": "string",
            "enum": ["n+1", "n"]
        },

        "pmbus_write_vout_command": {
            "type": "object",
            "properties": {
                "volts": { "$ref": "#/definitions/volts" },
                "format": { "$ref": "#/definitions/write_vout_format" },
                "exponent": { "$ref": "#/definitions/exponent" },
                "is_verified": { "$ref": "#/definitions/is_verified" }
            },
            "required": ["format"],
            "additionalProperties": false
        },

        "volts": {
            "type": "number"
        },

        "write_vout_format": {
            "type": "string",
            "enum": ["linear"]
        },

        "exponent": {
            "type": "integer"
        },

        "is_verified": {
            "type": "boolean"
        },

        "pmbus_read_sensor": {
            "type": "object",
            "properties": {
                "type": { "$ref": "#/definitions/pmbus_read_sensor_type" },
                "command": {
                    "$ref": "#/definitions/pmbus_read_sensor_command"
                },
                "format": { "$ref": "#/definitions/read_sensor_format" },
                "exponent": { "$ref": "#/definitions/exponent" }
            },
            "required": ["type", "command", "format"],
            "additionalProperties": false
        },

        "pmbus_read_sensor_type": {
            "type": "string",
            "enum": [
                "iout",
                "iout_peak",
                "iout_valley",
                "pout",
                "temperature",
                "temperature_peak",
                "vout",
                "vout_peak",
                "vout_valley"
            ]
        },

        "pmbus_read_sensor_command": {
            "type": "string",
            "pattern": "^0x[0-9a-fA-F]{2}$"
        },

        "read_sensor_format": {
            "type": "string",
            "enum": ["linear_11", "linear_16"]
        },

        "chassis_object": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "number": { "$ref": "#/definitions/number" },
                "inventory_path": { "$ref": "#/definitions/inventory_path" },
                "devices": { "$ref": "#/definitions/devices" }
            },
            "required": ["number", "inventory_path"],
            "additionalProperties": false
        },

        "chassis": {
            "type": "array",
            "items": { "$ref": "#/definitions/chassis_object" },
            "minItems": 1
        },

        "number": {
            "type": "integer",
            "minimum": 1
        },

        "device": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "id": { "$ref": "#/definitions/id" },
                "is_regulator": { "$ref": "#/definitions/is_regulator" },
                "fru": { "$ref": "#/definitions/inventory_path" },
                "i2c_interface": { "$ref": "#/definitions/i2c_interface" },
                "presence_detection": {
                    "$ref": "#/definitions/presence_detection"
                },
                "configuration": { "$ref": "#/definitions/configuration" },
                "phase_fault_detection": {
                    "$ref": "#/definitions/phase_fault_detection"
                },
                "rails": { "$ref": "#/definitions/rails" }
            },
            "required": ["id", "is_regulator", "fru", "i2c_interface"],
            "if": {
                "properties": { "is_regulator": { "const": false } }
            },
            "then": {
                "not": {
                    "anyOf": [
                        { "required": ["phase_fault_detection"] },
                        { "required": ["rails"] }
                    ]
                }
            },
            "additionalProperties": false
        },

        "devices": {
            "type": "array",
            "items": { "$ref": "#/definitions/device" },
            "minItems": 1
        },

        "is_regulator": {
            "type": "boolean"
        },

        "i2c_interface": {
            "type": "object",
            "properties": {
                "bus": { "$ref": "#/definitions/bus" },
                "address": { "$ref": "#/definitions/address" }
            },
            "required": ["bus", "address"],
            "additionalProperties": false
        },

        "bus": {
            "type": "integer",
            "minimum": 0
        },

        "address": {
            "type": "string",
            "pattern": "^0x[0-9A-Fa-f]{2}$"
        },

        "presence_detection": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "rule_id": { "$ref": "#/definitions/id" },
                "actions": { "$ref": "#/definitions/actions" }
            },
            "additionalProperties": false,
            "oneOf": [{ "required": ["rule_id"] }, { "required": ["actions"] }]
        },

        "configuration": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "volts": { "$ref": "#/definitions/volts" },
                "rule_id": { "$ref": "#/definitions/id" },
                "actions": { "$ref": "#/definitions/actions" }
            },
            "additionalProperties": false,
            "oneOf": [{ "required": ["rule_id"] }, { "required": ["actions"] }]
        },

        "phase_fault_detection": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "device_id": { "$ref": "#/definitions/id" },
                "rule_id": { "$ref": "#/definitions/id" },
                "actions": { "$ref": "#/definitions/actions" }
            },
            "additionalProperties": false,
            "oneOf": [{ "required": ["rule_id"] }, { "required": ["actions"] }]
        },

        "rail": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "id": { "$ref": "#/definitions/id" },
                "configuration": { "$ref": "#/definitions/configuration" },
                "sensor_monitoring": {
                    "$ref": "#/definitions/sensor_monitoring"
                }
            },
            "required": ["id"],
            "additionalProperties": false
        },

        "rails": {
            "type": "array",
            "items": { "$ref": "#/definitions/rail" },
            "minItems": 1
        },

        "sensor_monitoring": {
            "type": "object",
            "properties": {
                "comments": { "$ref": "#/definitions/comments" },
                "rule_id": { "$ref": "#/definitions/id" },
                "actions": { "$ref": "#/definitions/actions" }
            },
            "additionalProperties": false,
            "oneOf": [{ "required": ["rule_id"] }, { "required": ["actions"] }]
        }
    }
}